Finding the Fourth Proportional to 791,345.44, 1,091,884.08 and 468,894.40
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Solution
The fourth proportional to 791,345.44, 1,091,884.08 and 468,894.40 is: 646,971.99
Step by Step Solution
- Step 1: Write the proportion equation
791,345.44 : 1,091,884.08 = 468,894.40 : x - Step 2: Convert to fraction form
791,345.44/1,091,884.08 = 468,894.40/x - Step 3: Cross multiply
791,345.44x = 1,091,884.08 × 468,894.40 - Step 4: Simplify right side
791,345.44x = 511,978,330,561.15 - Step 5: Solve for x
x = 511,978,330,561.15/791,345.44 - Step 6: Final answer
x = 646,971.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.